On Fri, Jul 12, 2013 at 11:08 AM, Lukasz Majewski <[email protected]>wrote:

> Provide proper setting for the APLL fout frequency calculation for
> Exynos4 based targets (especially Exynos4210 - Trats board).
>
>
> Signed-off-by: Lukasz Majewski <[email protected]>
> Cc: Minkyu Kang <[email protected]>
>

This also fixes booting on snow.

Acked-by: Simon Glass <[email protected]>
Tested-by: Simon Glass <[email protected]>



> ---
>  arch/arm/cpu/armv7/exynos/clock.c |    9 ++++-----
>  1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/arch/arm/cpu/armv7/exynos/clock.c
> b/arch/arm/cpu/armv7/exynos/clock.c
> index 9f07181..5a5cfa1 100644
> --- a/arch/arm/cpu/armv7/exynos/clock.c
> +++ b/arch/arm/cpu/armv7/exynos/clock.c
> @@ -141,18 +141,17 @@ static int exynos_get_pll_clk(int pllreg, unsigned
> int r, unsigned int k)
>                 fout = (m + k / div) * (freq / (p * (1 << s)));
>         } else {
>                 /*
> -                * Exynos4210
> +                * Exynos4412 / Exynos5250
>                  * FOUT = MDIV * FIN / (PDIV * 2^SDIV)
>                  *
> -                * Exynos4412 / Exynos5250
> +                * Exynos4210
>                  * FOUT = MDIV * FIN / (PDIV * 2^(SDIV-1))
>                  */
>                 if (proid_is_exynos4210())
> -                       fout = m * (freq / (p * (1 << s)));
> -               else
>                         fout = m * (freq / (p * (1 << (s - 1))));
> +               else
> +                       fout = m * (freq / (p * (1 << s)));
>         }
> -
>         return fout;
>  }
>
> --
> 1.7.10.4
>
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